12+a-5+2a=4-a+3+4a

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Solution for 12+a-5+2a=4-a+3+4a equation: 


Simplifying
12 + a + -5 + 2a = 4 + -1a + 3 + 4a

Reorder the terms:
12 + -5 + a + 2a = 4 + -1a + 3 + 4a

Combine like terms: 12 + -5 = 7
7 + a + 2a = 4 + -1a + 3 + 4a

Combine like terms: a + 2a = 3a
7 + 3a = 4 + -1a + 3 + 4a

Reorder the terms:
7 + 3a = 4 + 3 + -1a + 4a

Combine like terms: 4 + 3 = 7
7 + 3a = 7 + -1a + 4a

Combine like terms: -1a + 4a = 3a
7 + 3a = 7 + 3a

Add '-7' to each side of the equation.
7 + -7 + 3a = 7 + -7 + 3a

Combine like terms: 7 + -7 = 0
0 + 3a = 7 + -7 + 3a
3a = 7 + -7 + 3a

Combine like terms: 7 + -7 = 0
3a = 0 + 3a
3a = 3a

Add '-3a' to each side of the equation.
3a + -3a = 3a + -3a

Combine like terms: 3a + -3a = 0
0 = 3a + -3a

Combine like terms: 3a + -3a = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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